Cat Vs Dog Image Classification CNN Project Source Code

Image classification is a fundamental problem in computer vision, and distinguishing between cats and dogs is a classic example. In this project, we aim to develop an accurate cat vs dog image classification system using Convolutional Neural Networks (CNNs). We collect a large dataset of labeled images containing cats and dogs, preprocess the data, design and train a CNN model, evaluate its performance, and deploy the model for real-world use.

Introduction :

Image classification plays a crucial role in various domains, including object recognition, medical imaging, and autonomous systems. In this project, we focus on the task of classifying images of cats and dogs. This problem presents challenges due to the high variability in appearance and poses of cats and dogs. CNNs have shown remarkable success in image classification tasks, making them a suitable choice for this project.

Dataset :- We collect a diverse dataset consisting of thousands of labeled images of cats and dogs. The dataset is split into three subsets: training, validation, and testing. The training set is used to train the CNN model, while the validation set helps tune hyperparameters and monitor the model’s performance. The testing set provides an unbiased evaluation of the final model.

Preprocessing :- Before training the CNN model, we preprocess the dataset to ensure its suitability for learning. Preprocessing steps include resizing all images to a consistent resolution, normalizing pixel values, and augmenting the training data. Data augmentation techniques such as rotation, flipping, and zooming are employed to increase the variability and robustness of the training data.

CNN Architecture We design a CNN architecture tailored for the cat vs dog image classification task. The architecture typically consists of several convolutional layers for feature extraction, followed by pooling layers to downsample the feature maps. Fully connected layers are then employed to perform classification based on the learned features. The exact configuration of the CNN, including the number of layers, filter sizes, and activation functions, is determined through experimentation and optimization.

Training The CNN model is trained using the prepared dataset. We employ a suitable optimization algorithm, such as stochastic gradient descent (SGD), and a loss function, typically categorical cross-entropy, to update the model’s parameters during training. The training process involves forward propagation, backward propagation, and gradient updates. We monitor the model’s performance on the validation set and employ techniques like early stopping to prevent overfitting.

Evaluation After training, we evaluate the performance of the CNN model using the testing set. We measure various metrics, including accuracy, precision, recall, and F1 score, to assess the model’s ability to correctly classify cat and dog images. We also analyze the model’s confusion matrix to identify specific areas where the model may struggle.

Deployment Once the model achieves satisfactory performance, we deploy it for real-world use. This can be done through various means, such as building a web application or creating an API. Users can then upload images of cats or dogs, and the deployed model will classify them accordingly. We consider scalability, performance, and user experience during the deployment process.

Conclusion In conclusion, we have successfully developed a cat vs dog image classification system using CNNs. Through careful dataset collection, preprocessing, and model training, we achieved a high level of accuracy in distinguishing between cats and dogs. The deployed system provides a practical solution for image classification tasks involving cats and dogs, and it can be further improved by considering additional datasets, advanced CNN architectures, or transfer learning techniques.

Hardware and Software Requirements:

  1. Hardware Requirements:
    1. CPU: A multi-core processor (e.g., Intel Core i5 or higher) is recommended for faster training and inference.
    2. GPU (Optional): A dedicated graphics card, such as NVIDIA GeForce or AMD Radeon, with CUDA support can significantly accelerate the training process.
    3. RAM: Sufficient RAM (at least 8GB or higher) to handle the dataset and model computations efficiently.
    4. Storage: Adequate storage space to store the dataset, trained models, and any additional resources.
  2. Software Requirements:
    1. Operating System: Most popular operating systems, including Windows, macOS, or Linux distributions, can be used.
    2. Python: Install Python programming language (version 3.6 or higher) as a prerequisite for running deep learning frameworks and libraries.
    3. Deep Learning Framework: Install TensorFlow, Keras, or PyTorch, depending on your preference, to build and train CNN models. These frameworks can be installed using Python package managers like pip or Anaconda.
    4. Image Processing Libraries: Install libraries like OpenCV or PIL (Python Imaging Library) for image loading, preprocessing, and augmentation.
    5. Development Environment: Choose a preferred Integrated Development Environment (IDE) such as Jupyter Notebook, PyCharm, or Visual Studio Code to write and run Python code efficiently.
  3. Dataset:
    1. Collect or acquire a dataset of labeled cat and dog images. The dataset should be organized into separate folders for training, validation, and testing.
    2. Ensure that the dataset has a sufficient number of images for each class and covers a wide range of variations in cat and dog appearances.
  4. GPU Acceleration (Optional):
    1. If GPU acceleration is desired for faster training, install the appropriate GPU drivers and CUDA Toolkit provided by the GPU manufacturer (e.g., NVIDIA) according to the specific hardware and software compatibility.
  5. Additional Libraries:
    1. Depending on the specific requirements of the project, additional Python libraries may be needed, such as pandas for data manipulation, scikit-learn for evaluation metrics, and matplotlib or seaborn for data visualization.

Technology Used in the project :-

  1. We have developed this project using the below technology
  2. HTML : Page layout has been designed in HTML
  3. CSS : CSS has been used for all the desigining part
  4. JavaScript : All the validation task and animations has been developed by JavaScript
  5. Python : All the business logic has been implemented in Python
  6. Flask: Project has been developed over the Flask Framework

Supported Operating System :-

  1. We can configure this project on following operating system.
  2. Windows : This project can easily be configured on windows operating system. For running this project on Windows system, you will have to install
  3. Python 3.6.10, PIP, Django.
  4. Linux : We can run this project also on all versions of Linux operating systemMac : We can also easily configured this project on Mac operating system.

Installation Step : –

  1. python 3.6.8
  2. command 1 – python -m pip install –user -r requirements.txt
  3. command 2 – python

Download Link

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